Onkyo TX-SR573 Service Manual page 25

A
SCHEMATIC DIAGRAMS-9
XM DIGITAL TRANSCEIVER SECTION
1
XMSDI_L
XMSDO_L
2
XM_COM_SEL
XM_ERR_IRQ
XM_RESET
3
4
5
B
NARF-8688
U18
XM DIGITAL TRANSCEIVER PC BOARD
1
LSDP
2
VSS
3
SC_TX_OUT
C7101
4
ADD
Q7101
5
104Z
SC_RX_IN
6
XMDTIC
VSS
7
CMD_SEL
F2602-01
R7102
8
ADD
100K 9
ERR_IRQ
10
VSS
11
RAT
12
SLAVE_SEL
C7102
102K
R7113
100
R7114
100
1
P91
2
P90
R7001
3
CNVSS
C7001
4
1K
P87
104Z 5
P86
R7003
6
RESET
7
1K
BOUT
Q7001
8
VSS
9
M30281FAHP
BIN
10
VCC
11
R7033 MICROPROCESSOR
P85
10K
12
P84
13
P83
14
P82
15
P81
16
P80
FOR FLASH WRITER
C
I2S_OCLK
I2S_SCLK
I2S_SDO
I2S_LRCLK
DAC_RESET
DACCS
DACCLK
DACSDO
+3.3V
36
HSDP_EN
35
VSS
34
HSDP_CLK
33 C7115
ADD
104Z
32
HSDP_DA
31
VSS
30
C7113
TEST
080D
29
VSS
28
OCEAN
C7114
R7116
27
ADD
1M
26 104Z
ASCOT
25
VSS
R7115
C7112
680
040C
+3.3V L7105
ADD
022K
C7105
104Z
C7106
104Z
+3.3V
R7024
48
P03
47 1K
P15
46
P16
R7023 1K
45
P17
R7022 1K
44
P20
R7021 1K
43
P21
42
P22
41
P23
R7020
40
P24
39
P25
R7019
38
P26
37
P27
36
P60
35
R7018
P61
34
P62
33
P63
R7017
P7001A
TX-SR573
D
R7117 100
1
MILK DZFL
R7118 330 2
BACK DZFR
R7119 330 3
SDTI ADD
R7120 330 4
LACK VSS
R7121 0
5
PAN VCOM
R7122
6
SMUTE/CSN ATOLL
R7123 7
ACKS/CCLK ATTIRE
R7124
8
DIF0/CDTI P/S
Q7004
TA48033AF
+3.3V
3
O
XM_PWR_CTRL
XM_ERR_IRQ MSDO
XM_RESET
XM_COM_SEL MSREQ
DAB_TXD
220
DAB_RXD
220
220
XMSDI_L MSDI
XMSDO_L MILK
MHREQ
220
RESET
+3.3V
C7123
470/6.3
16
15
C7122
14
13 104Z
12
11
C712
10/50
10
9
C712
104Z
+5V
O I
1
Q7105
78L05
+5.3V
1
I
XM_PWR_CTRL
R7026
R7027
R7026 - R
R7004
10K